Take Exit 7 at Jiaotong University Station on Subway Line 11. After exiting, walk south along Huashan Road for about 100 meters, then turn right onto Taian Road. Walk along Taian Road for about 500 meters until you see the sign for Taian Road Lane 27. Enter the lane, and you'll find TRIFLE Cai Fu inside. The counter in the store is where you can check in.